American Psycho is a satirical psychological horror film directed by Mary Harron. The movie is based on the novel of the same name by Bret Easton Ellis and follows the story of Patrick Bateman, a wealthy investment banker who leads a double life as a serial killer. American Psycho satirizes the materialistic and narcissistic culture of the 1980s, exploring themes of identity, consumerism, and the dark side of capitalism. The film's dark humor and graphic violence serve as a critique of the shallow and morally bankrupt society depicted in the story. American Psycho is a chilling and thought-provoking satire that delves into the depths of human depravity.